import { get } from './base';

export function processSongs(songs) {
	if (!songs.length) {
	    return Promise.resolve(songs);
	}
  	return get('/api/getSongsUrl', {
	    mid: songs.map((song) => {
	      return song.mid;
	    })
  }).then((result) => {
    const map = result.map;
    return songs.map((song) => {
      song.url = map[song.mid];
      return song;
    }).filter((song) => {
      return song.url && song.url.indexOf('vkey') > -1;
    })
  })
}

const lyricMap = {};

export function getLyric(song) {
	if (song.lyric) {
	    return Promise.resolve(song.lyric);
	}
	const mid = song.mid;
	const lyric = lyricMap[mid];
	if (lyric) {
	    return Promise.resolve(lyric);
	}
	return get('/api/getLyric', {
	    mid
	}).then((result) => {
	    const lyric = result ? result.lyric : '[00:00:00]该歌曲暂时无法获取歌词';
	    lyricMap[mid] = lyric;
	    return lyric;
	})
}
